Icicle Power Build Mamoswine - DecimatedSoul

Guide

Thick Fat - Passive Ability
When Mamoswine deals damage, Defense and Sp. Def are increased for 5s, stacking up to 3 times. When Mamoswine uses Ice Shard, Icicle Crash or Ice Fang, the next auto attack is boosted. If any of these moves creates a freezing area of effect inside an ally goal zone, the goal-scoring speed of enemies is decreased by 30% for 5s.
Defense & Sp. Defense:
0% Atk + 10 x (Level - 1) + 20

Attack - Auto Attack
Becomes a boosted attack with every third attack, dealing damage and freezing enemies for 0.5s when it hits. Mamoswine's auto attacks deal increased damage for a short time to enemies recently frozen with one of Mamoswine's moves.
Damage - Basic:
100% Atk + 0 x (Level - 1) + 0
Damage - Frozen Bonus:
19% Atk + 3 x (Level - 1) + 50
Damage - Boosted:
57% Atk + 8 x (Level - 1) + 150

Icicle Crash (Hinderance, 8s cd)
Level 5 - Drops icicles on the designated location, dealing damage to enemies in the area of effect and decreasing their movement speed by 35% for 0.2s. The final icicle shatters after 1s or when hit by Mamoswine's other moves or boosted attacks, dealing damage to enemies in the area of effect and leaving them frozen for 1.5s if the icicle was shattered by Mamoswine, or 1s if it shattered on its own. If the icicle is shattered by Tackle or High Horsepower, the ground is covered in ice, which increases the movement speed of allies that run over it by 50%. The next auto attack is boosted.
Damage - Small Icicles (3x):
40% Atk + 3 x (Level - 1) + 120
Damage - Large Icicle:
60% Atk + 5 x (Level - 1) + 180
Damage - Shatter:
80% Atk + 6 x (Level - 1) + 240
Level 11 - The final icicle leaves enemies hit unable to act for .2s.

High Horsepower (Dash, 8s cd)
Level 7 - Mamoswine rushes recklessly in the designated direction, dealing damage to enemies they hit and shoving them for 0.55s. Mamoswine then stomps their feet, dealing damage to enemies in the area of effect and leaves them unable to act for 0.35s. This stomping deals increased damage to frozen enemies.
Damage - Charge:
61% Atk + 4 x (Level - 1) + 170
Damage - Stomp:
122% Atk + 8 x (Level - 1) + 340
Damage - Frozen Stomp Bonus:
91.5% Atk + 6 x (Level - 1) + 255
Level 13 - Increases the reckless rush's speed and the length of time enemies are left unable to act by .2s.

Mammoth Mash (Area, 112s cd)
Unlocks at level 9 -Mamoswine jumps to the designated location then repeatedly stomps the ground four times, dealing damage to enemies in the area of effect and decreases their movement speed for 0.5s with each stomp. The first stomp slows enemies by 30%, the two mini stomps slow them by 20%, and the final stomp slows them by 40% and throws them in the air for 1.5s. Mamoswine is unstoppable for the duration of the move.
Damage - First Stomp:
153% Atk + 9 x (Level - 1) + 420
Damage - Mini Stomps (2 stomps):
102% Atk + 6 x (Level - 1) + 280
Damage - Final Stomp:
204% Atk + 12 x (Level - 1) + 560
Unite Buffs (6s duration): 30% Movement Speed